2003 Pontiac Grand Prix enjine light is on, service enjine

2003 PONTIAC GRAND PRIX
10 MILES • 6 CYL • FWD • AUTOMATIC
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SHARK1
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  • 1 POST
Loss of power. Has a hard time shifting into next gear. RPM goes high. Car stalls then eventually shifts into next gear. Cannot go up hills.
May 16, 2010 at 9:14 AM
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MMPRINCE4000
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  • 8,548 POSTS
I would start by checking convertor, either remove and visually check or perform a backpressure test.
May 21, 2010 at 7:00 AM